Phabricator is a free set of web tools for joint development of various software products, it has built-in chat, code verification, problem tracking, etc.Continue reading “Install Phabricator on Ubuntu”
Below are a few links to popular services for testing sites.Continue reading “List of online services for testing a site”
Document Name: Configuring and tuning HPE ProLiant Servers for low-latency applications
Edition: 10 (October 2017)
File size: 0.5 MB
I will give an example of changing join_buffer_size in MySQL.
join_buffer_size determines the size of the buffer for index scanning and joins without indexes. I recommend adding indexes or slightly increasing join_buffer_size (but in this case a full table scan will be performed).
Enabling slow_query_log and log_queries_not_using_indexes will help to identify slow queries and queries without indexes that affect the performance of the MySQL server.Continue reading “How to enable Slow Query Log in MySQL”
Ubuntu / Debian installation command:Continue reading “Optimize web images with jpegoptim”
Installation on Ubuntu / Debian:Continue reading “Console speedtest”
In this article I will give an example of optimizing the parameters of nf_conntrack for a high-loaded NAT server.Continue reading “Tuning nf_conntrack”
DiskSpd is a utility for generating a load on a disk system and measuring its performance.Continue reading “DiskSpd. Windows IOPS Test”
InnoDB log file size – the size of the transaction log files that are needed to cancel transactions and restore the database in case of failure.Continue reading “Changing InnoDB log file size in MySQL”